$18. Multiply 30 by 0.4 and subtract that value from 30 to get the price after the percentage taken away.
These lines are perpendicular because y = -6 is a horizontal line with a slope of 0 and x = 6 is a vertical line with an undefined slope
Answer:
1) 6(3x-2)
2) 24(x+2)
3) 9(5x−9) or 9(5x+9) if you meant to put addition.
4)8x+15
There is 45.9 inches of snow for the whole year
so average / month = 45.9 / 12 = 3.825 inches